[c] Fixed AnimationState not respecting MixBlend.first for rotate timelines. See #1274.

This commit is contained in:
badlogic 2019-02-12 14:21:47 +01:00
parent 72094511e3
commit 2843950e18

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@ -538,30 +538,36 @@ void _spAnimationState_applyRotateTimeline (spAnimationState* self, spTimeline*
frames = rotateTimeline->frames;
bone = skeleton->bones[rotateTimeline->boneIndex];
if (time < frames[0]) {
if (blend == SP_MIX_BLEND_SETUP) {
bone->rotation = bone->data->rotation;
switch (blend) {
case SP_MIX_BLEND_SETUP:
bone->rotation = bone->data->rotation;
default:
return;
case SP_MIX_BLEND_FIRST:
r1 = bone->rotation;
r2 = bone->data->rotation;
}
return; /* Time is before first frame. */
}
} else {
r1 = blend == SP_MIX_BLEND_SETUP ? bone->data->rotation : bone->rotation;
if (time >= frames[rotateTimeline->framesCount - ROTATE_ENTRIES]) /* Time is after last frame. */
r2 = bone->data->rotation + frames[rotateTimeline->framesCount + ROTATE_PREV_ROTATION];
else {
/* Interpolate between the previous frame and the current frame. */
frame = _spCurveTimeline_binarySearch(frames, rotateTimeline->framesCount, time, ROTATE_ENTRIES);
prevRotation = frames[frame + ROTATE_PREV_ROTATION];
frameTime = frames[frame];
percent = spCurveTimeline_getCurvePercent(SUPER(rotateTimeline), (frame >> 1) - 1,
1 - (time - frameTime) /
(frames[frame + ROTATE_PREV_TIME] - frameTime));
if (time >= frames[rotateTimeline->framesCount - ROTATE_ENTRIES]) /* Time is after last frame. */
r2 = bone->data->rotation + frames[rotateTimeline->framesCount + ROTATE_PREV_ROTATION];
else {
/* Interpolate between the previous frame and the current frame. */
frame = _spCurveTimeline_binarySearch(frames, rotateTimeline->framesCount, time, ROTATE_ENTRIES);
prevRotation = frames[frame + ROTATE_PREV_ROTATION];
frameTime = frames[frame];
percent = spCurveTimeline_getCurvePercent(SUPER(rotateTimeline), (frame >> 1) - 1,
1 - (time - frameTime) / (frames[frame + ROTATE_PREV_TIME] - frameTime));
r2 = frames[frame + ROTATE_ROTATION] - prevRotation;
r2 -= (16384 - (int)(16384.499999999996 - r2 / 360)) * 360;
r2 = prevRotation + r2 * percent + bone->data->rotation;
r2 -= (16384 - (int)(16384.499999999996 - r2 / 360)) * 360;
r2 = frames[frame + ROTATE_ROTATION] - prevRotation;
r2 -= (16384 - (int) (16384.499999999996 - r2 / 360)) * 360;
r2 = prevRotation + r2 * percent + bone->data->rotation;
r2 -= (16384 - (int) (16384.499999999996 - r2 / 360)) * 360;
}
}
/* Mix between rotations using the direction of the shortest route on the first frame while detecting crosses. */
r1 = blend == SP_MIX_BLEND_SETUP ? bone->data->rotation : bone->rotation;
diff = r2 - r1;
diff -= (16384 - (int)(16384.499999999996 - diff / 360)) * 360;
if (diff == 0) {